BitLocker-43 秒破解磁碟加密的旁路攻擊真相 episode artwork

EPISODE · Dec 24, 2025 · 16 MIN

BitLocker-43 秒破解磁碟加密的旁路攻擊真相

from 聽書-科技X成長 · host 種菜工程師

EP.225|BitLocker:43 秒破解磁碟加密的旁路攻擊真相🔓 加密不等於無敵,物理存取往往是最大的破口。實驗顯示,攻擊者可在不到一分鐘內,繞過 Microsoft BitLocker 的保護。🔹 ⏱ 43 秒能做什麼?在準備充分的情況下,只需廉價硬體(約 10 美元)與基本電路,就能攔截主機板上關鍵通訊,解鎖磁碟資料。🔹 🧩 攻擊原理:TPM ↔ CPU 通訊未加密當 TPM 與 CPU 之間的資料以明文傳輸,具備實體接觸的攻擊者即可讀取密鑰,這是典型的「旁路攻擊(Bypass)」。🔹 🧪 實驗證據 vs. 官方認知官方認為此類攻擊門檻高、耗時長;但實測證明:流程成熟後,快速且可重現。🔹 🛡 防護建議:別只靠預設值啟用 預啟動身分驗證(Pre-Boot Authentication):・設定 PIN 碼・限制實體存取讓加密不只存在於磁碟,也存在於「啟動流程」。🔹 ⚠ 核心提醒加密是系統工程,不是單一功能。當威脅模型包含「實體存取」,預設安全往往不夠。🎙 節目收聽Spotify|Apple Podcast|YouTube Podcast#️⃣ #BitLocker #磁碟加密 #資安漏洞 #旁路攻擊 #TPM #硬體資安 #實體攻擊 #資安思維 #Podcast筆記

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BitLocker-43 秒破解磁碟加密的旁路攻擊真相

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